CVE-2026-2038

9.8 CRITICAL
Published: February 20, 2026 Modified: February 24, 2026
View on NVD

Description

GFI Archiver MArc.Core Missing Authorization Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of GFI Archiver. Authentication is not required to exploit this vulnerability. The specific flaw exists within the configuration of the MArc.Core.Remoting.exe process, which listens on port 8017. The issue results from the lack of authorization prior to allowing access to functionality. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of SYSTEM. Was ZDI-CAN-27934.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-26-075/
Source: zdi-disclosures@trendmicro.com
Third Party Advisory

1 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
0.6%
70th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

gfi